| # Copyright 2017 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| """Presubmit script for content/common.""" |
| |
| import os, re |
| |
| AX_JS_FILE = 'content/browser/resources/accessibility/accessibility.js' |
| AX_MODE_HEADER = 'content/common/accessibility_mode.h' |
| |
| # Given a full path to c++ header, return an array of the first static |
| # constexpr defined. (Note there can be more than one defined in a C++ |
| # header) |
| def GetConstexprFromFile(fullpath): |
| values = [] |
| for line in open(fullpath).readlines(): |
| # Strip out comments |
| line = re.sub('//.*', '', line) |
| |
| # Look for lines of the form "static constexpr <type> NAME " |
| m = re.search('static constexpr [\w]+ ([\w]+)', line) |
| if m: |
| values.append(m.group(1)) |
| |
| return values |
| |
| # Given a full path to js file, return the AccessibilityMode consts |
| # defined |
| def GetAccessibilityModesFromFile(fullpath): |
| values = [] |
| inside = False |
| for line in open(fullpath).readlines(): |
| # Strip out comments |
| line = re.sub('//.*', '', line) |
| |
| # Look for the block of code that defines AccessibilityMode |
| m = re.search('const AccessibilityMode = {', line) |
| if m: |
| inside = True |
| continue |
| |
| # Look for a "}" character signifying the end of an enum |
| if line.find('};') >= 0: |
| return values |
| |
| if not inside: |
| continue |
| |
| m = re.search('([\w]+):', line) |
| if m: |
| values.append(m.group(1)) |
| continue |
| |
| # getters |
| m = re.search('get ([\w]+)\(\)', line) |
| if m: |
| values.append(m.group(1)) |
| return values |
| |
| # Make sure that the modes defined in the C++ header match those defined in |
| # the js file. Note that this doesn't guarantee that the values are the same, |
| # but does make sure if we add or remove we can signal to the developer that |
| # they should be aware that this dependency exists. |
| def CheckModesMatch(input_api, output_api): |
| errs = [] |
| repo_root = input_api.change.RepositoryRoot() |
| |
| ax_modes_in_header = GetConstexprFromFile( |
| os.path.join(repo_root,AX_MODE_HEADER)) |
| ax_modes_in_js = GetAccessibilityModesFromFile( |
| os.path.join(repo_root, AX_JS_FILE)) |
| |
| for value in ax_modes_in_header: |
| if value not in ax_modes_in_js: |
| errs.append(output_api.PresubmitError( |
| 'Found %s in %s, but did not find %s in %s' % ( |
| value, AX_MODE_HEADER, value, AX_JS_FILE))) |
| return errs |
| |
| def CheckChangeOnUpload(input_api, output_api): |
| if AX_MODE_HEADER not in input_api.LocalPaths(): |
| return [] |
| return CheckModesMatch(input_api, output_api) |
| |
| def CheckChangeOnCommit(input_api, output_api): |
| if AX_MODE_HEADER not in input_api.LocalPaths(): |
| return [] |
| return CheckModesMatch(input_api, output_api) |